Transaction not yet indexed

21UNqhUXm65b2Nq4yiR4dN6DicXrtEGCqxCUnnS877JB8zjgGFFLSEma2kJdbod5Va1tsiVpgCByW5gcZTMXF7KG

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.